Per Share Data (Tables)

9 Months Ended

Sep. 30, 2017

A reconciliation of basic and diluted common shares used in the computation of per share data follows:



	Three Months Ended September 30,		Nine Months Ended September 30,
	2017	2016	2017	2016
Basic weighted-average shares	192,912,643	181,032,730	192,498,380	181,023,737
Effect of dilutive securities:
Options to purchase common stock	—	—	—	—
Warrants to purchase common stock	—	—	—	—
Dilutive potential common shares	—	—	—	—
Weighted average common shares outstanding and dilutive potential common shares	192,912,643	181,032,730	192,498,380	181,023,737